The thyroid gland is located in the neck and secretes hormones involved in regulating metabolism. Hyperthyroidism in cats is caused by excess secretion of these hormones, causing an increase in overall metabolism. About 95% of cats with hyperthyroidism will have a benign … [Read more...]

Hypothyroidism usually develops in young to middle aged dogs (ie. 2 to 6 years old) secondary to atrophy of the thyroid gland, that is, when the thyroid gland starts to waste away. In some dogs with hypothyroidism the atrophy occurs secondary to lymphocytic thyroiditis, … [Read more...]